Spicy stir-fried octopus (Nakji-bokkeum: )

Full recipe: https://www.maangchi.com/recipe/nakji-bokkeum

Help others by translating the English caption into your own language:
http://www.youtube.com/timedtext_video?v=nyxRXn6Nbc0&ref=share

My cookbook:
http://www.maangchi.com/real

My monthly letter:
http://www.maangchi.com/letter

My Instagram:
https://www.instagram.com/maangchi/

My Facebook:
https://www.facebook.com/maangchi/

My Twitter:
https://twitter.com/maangchi/